What 4G LTE networks does TECNO Camon CM support?

Why should you bother with TECNO Camon CM 4G LTE tests? The phone is listed as supporting 4G LTE frequency bands 3(1800), 7(2600), 20(800), 28(700), and 40(2300) after all. So just look for networks that use those specified bands and that is that; right?( read original story …)